The American Society of Hematology – publishers of the journal Blood – have developed a Wellcome-compliant author-pays option. In return for a fee (2000), ASH will deposit the final version of Wellcome-funded articles directly into PMC, where they will be made freely available at the time of publication.
A Wed, study studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: